critical
10
CWE
16
Advisory Published
Updated

CVE-2011-4501

First published: Tue Nov 22 2011(Updated: )

The UPnP IGD implementation in Edimax EdiLinux on the Edimax BR-6104K with firmware before 3.25, Edimax 6114Wg, Canyon-Tech CN-WF512 with firmware 1.83, Canyon-Tech CN-WF514 with firmware 2.08, Sitecom WL-153 with firmware before 1.39, and Sweex LB000021 with firmware 3.15 allows remote attackers to establish arbitrary port mappings by sending a UPnP AddPortMapping action in a SOAP request to the WAN interface, related to an "external forwarding" vulnerability.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Edimax BR-6104K=3.21
Edimax BR-6104K Router Firmware
Canyon-Tech CN-WF512=1.83
Canyon-Tech CN-WF514=2.08
Canyon-tech Cn-wf512 Router Firmware
Canyon-tech Cn-wf514 Router Firmware
Edimax 6114Wg=1.83
Edimax 6114Wg=2.08
Edimax 6114wg Router Firmware
Sitecom WL-153=1.31
Sitecom WL-153=1.34
Sitecom WL-153 router firmware
Sweex LB000021 Router=3.15
Sweex LB000021 Router

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Reference Links

Frequently Asked Questions

  • What is the vulnerability CVE-2011-4501?

    CVE-2011-4501 is a security vulnerability in the UPnP IGD implementation of certain Edimax and Canyon-Tech routers that allows remote attackers to exploit network devices.

  • What devices are affected by CVE-2011-4501?

    Devices affected by CVE-2011-4501 include models like Edimax BR-6104K, Edimax 6114Wg, Canyon-Tech CN-WF512, and Sitecom WL-153 with specific firmware versions.

  • How do I fix CVE-2011-4501?

    To fix CVE-2011-4501, users should update their routers to the latest firmware versions provided by the manufacturer.

  • What is the impact of CVE-2011-4501?

    The impact of CVE-2011-4501 can include unauthorized access and control of affected network devices, potentially compromising the security of the connected network.

  • Is CVE-2011-4501 still a threat in today's networks?

    Yes, CVE-2011-4501 can still be a threat, especially in networks that use outdated hardware or firmware, making it essential to regularly update and secure devices.

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